Home / 5,123.24-7,686.66-2,933.80

Finding the Fourth Proportional to 5,123.24, 7,686.66 and 2,933.80

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Solution

The fourth proportional to 5,123.24, 7,686.66 and 2,933.80 is: 4,401.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,123.24 : 7,686.66 = 2,933.80 : x
  2. Step 2: Convert to fraction form
    5,123.24/7,686.66 = 2,933.80/x
  3. Step 3: Cross multiply
    5,123.24x = 7,686.66 × 2,933.80
  4. Step 4: Simplify right side
    5,123.24x = 22,551,123.11
  5. Step 5: Solve for x
    x = 22,551,123.11/5,123.24
  6. Step 6: Final answer
    x = 4,401.73

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.